package exception;

public class Persons {
    private int age;

    public int getAge() {
        return age;
    }

    public void setAge(int age) throws IllegalAgeException {
        if(age < 0 || age > 100) {
           throw new IllegalAgeException();
           // throw new Exception("年纪不合法");
        }
        this.age = age;
    }
}
